142103344 has 20 divisors (see below), whose sum is σ = 275545360. Its totient is φ = 70994880.

The previous prime is 142103321. The next prime is 142103359. The reversal of 142103344 is 443301241.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23197 + ... + 28675.

It is an arithmetic number, because the mean of its divisors is an integer number (13777268).

Almost surely, 2^142103344 is an apocalyptic number.

It is an amenable number.

142103344 is a deficient number, since it is larger than the sum of its proper divisors (133442016).

142103344 is a wasteful number, since it uses less digits than its factorization.

142103344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7108 (or 7102 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 142103344 is about 11920.7107170672. The cubic root of 142103344 is about 521.8368764578.

Adding to 142103344 its reverse (443301241), we get a palindrome (585404585).

The spelling of 142103344 in words is "one hundred forty-two million, one hundred three thousand, three hundred forty-four".